GB949393A - Method of purifying monochloroacetic acid - Google Patents

Method of purifying monochloroacetic acid

Info

Publication number
GB949393A
GB949393A GB4063060A GB4063060A GB949393A GB 949393 A GB949393 A GB 949393A GB 4063060 A GB4063060 A GB 4063060A GB 4063060 A GB4063060 A GB 4063060A GB 949393 A GB949393 A GB 949393A
Authority
GB
United Kingdom
Prior art keywords
monochloroacetic acid
mixture
acid
mother liquor
crystals
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB4063060A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Uddeholms AB
Original Assignee
Uddeholms AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from SE648/60A external-priority patent/SE301638B/xx
Application filed by Uddeholms AB filed Critical Uddeholms AB
Publication of GB949393A publication Critical patent/GB949393A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB4063060A 1959-12-07 1960-11-25 Method of purifying monochloroacetic acid Expired GB949393A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
SE1152159 1959-12-07
SE1152259 1959-12-07
SE64659 1959-12-12
SE64760 1960-01-22
SE648/60A SE301638B (xx) 1960-01-22 1960-01-22

Publications (1)

Publication Number Publication Date
GB949393A true GB949393A (en) 1964-02-12

Family

ID=31721820

Family Applications (3)

Application Number Title Priority Date Filing Date
GB4063260A Expired GB928179A (en) 1959-12-07 1960-11-25 Method of washing effluent gases from chlorination of acetic acid
GB4063160A Expired GB928178A (en) 1959-12-07 1960-11-25 Method for the manufacture of monochloracetic acid by chlorinating acetic acid
GB4063060A Expired GB949393A (en) 1959-12-07 1960-11-25 Method of purifying monochloroacetic acid

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB4063260A Expired GB928179A (en) 1959-12-07 1960-11-25 Method of washing effluent gases from chlorination of acetic acid
GB4063160A Expired GB928178A (en) 1959-12-07 1960-11-25 Method for the manufacture of monochloracetic acid by chlorinating acetic acid

Country Status (3)

Country Link
DE (2) DE1268130B (xx)
GB (3) GB928179A (xx)
NL (2) NL258792A (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365493A (en) * 1964-09-29 1968-01-23 Dow Chemical Co Manufacture of monochloroacetic acid
US4383121A (en) 1980-01-16 1983-05-10 Tsukishima Kaikai Co., Ltd. Process for purifying monochloroacetic acid

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2522286C3 (de) * 1975-05-20 1978-05-18 Hoechst Ag, 6000 Frankfurt Verfahren zur Reinigung von Rohchlorwasserstoff
DE3526801A1 (de) * 1985-07-26 1987-02-05 Hoechst Ag Verfahren zur reinigung von chlorwasserstoffgas
AR106267A1 (es) 2015-10-13 2017-12-27 Akzo Nobel Chemicals Int Bv Proceso y aparato para la preparación de ácido monocloroacético

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE860355C (de) * 1942-07-08 1952-12-22 Lech Chemie Gersthofen Verfahren zur Trennung von Mischungen aus Mono- und Dichloressigsaeure oder deren Salzen
DE865739C (de) * 1942-08-17 1953-02-05 Chemische Werke Huels Ges Mit Verfahren zur Herstellung von Monochloressigsaeure
US2790828A (en) * 1955-03-28 1957-04-30 Stauffer Chemical Co Purification of monochloroacetic acid
US2809214A (en) * 1955-12-22 1957-10-08 New York Ohio Chemical Corp Purification of monochloroacetic acid

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365493A (en) * 1964-09-29 1968-01-23 Dow Chemical Co Manufacture of monochloroacetic acid
US4383121A (en) 1980-01-16 1983-05-10 Tsukishima Kaikai Co., Ltd. Process for purifying monochloroacetic acid

Also Published As

Publication number Publication date
GB928179A (en) 1963-06-06
NL132195C (xx)
DE1232129B (de) 1967-01-12
GB928178A (en) 1963-06-06
DE1268130B (de) 1968-05-16
NL258792A (xx)

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